Toshiba Qosmio X300 PQX32A-04S00J Users Manual AU/NZ - Page 147
Replacing the battery pack, Retaining data with power off, Extending battery life
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Power Retaining data with power off When you turn off your computer with fully charged batteries, the batteries retain data for the following approximate time periods. Retention Time Battery type State and Retention Time Battery Pack About 1.5 days (Sleep Mode) About 20 days (Shut down Mode) RTC battery 30 days Extending battery life To maximize the life of your battery packs: ■ At least once a month, disconnect the computer from a power source and operate it on battery power until the battery pack fully discharges. Before doing so, follow the steps as detailed below. 1. Turn off the computer's power. 2. Disconnect the AC adaptor and turn on the computer's power - if it does not turn on then go to Step 4. 3. Operate the computer on battery power for five minutes. If you find that the battery pack has at least five minutes of operating time, continue operating until the battery pack is fully discharged, however, if the Battery indicator flashes or there is some other warning to indicate a low battery condition, go to Step 4. 4. Connect the AC adaptor to the DC IN 19V jack of the computer, and to a wall outlet that is supplying power. The DC IN indicator should glow blue, and the Battery indicator should glow amber to indicate that the battery pack is being charged, however, in the event that DC IN indicator does not glow this indicates that power is not being supplied - check the connections for the AC adaptor and the power cord. 5. Charge the battery pack until the Battery indicator glows blue. ■ If you have extra battery packs, rotate their use. ■ If you will not be using the system for an extended period, for example for more than one month, remove the battery pack from the computer. ■ Disconnect the AC adaptor when the battery is fully charged overcharging will make the battery hot and can shorten its operating life. ■ If you are not going to use the computer for more than eight hours, disconnect the AC adaptor. ■ Store spare battery packs in a cool dry place out of direct sunlight. Replacing the battery pack Please be aware that the battery pack is classified as a consumable item. User's Manual 6-9